Home / 11,688,421.41-16,129,250.31-6,726,060.83

Finding the Fourth Proportional to 11,688,421.41, 16,129,250.31 and 6,726,060.83

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Solution

The fourth proportional to 11,688,421.41, 16,129,250.31 and 6,726,060.83 is: 9,281,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,421.41 : 16,129,250.31 = 6,726,060.83 : x
  2. Step 2: Convert to fraction form
    11,688,421.41/16,129,250.31 = 6,726,060.83/x
  3. Step 3: Cross multiply
    11,688,421.41x = 16,129,250.31 × 6,726,060.83
  4. Step 4: Simplify right side
    11,688,421.41x = 108,486,318,727,356.36
  5. Step 5: Solve for x
    x = 108,486,318,727,356.36/11,688,421.41
  6. Step 6: Final answer
    x = 9,281,520.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.